fixture unit
A measure of the probable discharge into the drainage system by various types of plumbing fixtures; expressed in units of […]
A measure of the probable discharge into the drainage system by various types of plumbing fixtures; expressed in units of […]
According to code, the total discharge flow in gallons per minute of a single fixture divided by 7.5, which provides
A vent pipe which leads from the drainage pipe to another vent pipe or to the atmosphere.